<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>login</title>
    <link rel="stylesheet" type="text/css" href="login.css">
</head>
<body>

<p id="login">
    <h1>login</h1>
        <form method="post" action="login.html">
            <input type="text" name="username" placeholder="请输入用户名"> <br/>
            <input type="password" name="password" placeholder="请输入密码"><br/>
            <button class="but" type="submit">登陆</button>


            <select name="city" id="city">
                <option value="zhengzhou">郑州</option>
                <option value="kaifeng">开封</option>
                <option value="luoyang">洛阳</option>
            </select>

            <input type="date">

            <input type="datetime-local">

            <input type="month">

            <input type="week">

            <input type="time">

        </form>
</p>
</body>
</html>